5-inch mirrors (20 1/4-inch and 75-inch focal lengths),, 1934, n.d.
File — Box-folder: 55:12
Scope and Contents
From the Sub-Series:
Organized under three headings. The first is Design and Calculations for various telescopes, including speculative designs never constructed. The second heading, Grinding, Polishing, and Figuring Records, contains notes regarding work done by Tombaugh on mirrors for his personal telescopes, as well as others' telescopes. The final heading, Miscellaneous, includes correspondence and other records regarding supplies for telescopes, correspondence related to the "16-inch Club" started by Tombaugh in the 1940s in order to obtain 16-inch mirror blanks at reasonable prices, and a log book for Tombaugh's 16-inch telescope.
Dates
- 1934, n.d.
Language of Materials
From the Collection:
English.
Access and Use Restrictions
This material may be examined by researchers under supervised conditions in the Search Room.
Extent
From the Collection: 150 linear feet, approximate
Repository Details
Part of the New Mexico State University Library Archives and Special Collections Repository